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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. NANCY D GABA MD
NPI 1477526879
Obstetrics & Gynecology in Washington, DC

Active since February 08, 2006PECOS Enrolled
2150 PENNSYLVANIA AVE NW, MEDICAL FACULTY ASSOCIATES INC, WASHINGTON, DC 20037(202) 741-2500(202) 741-2550 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Nancy D Gaba Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. NANCY D GABA MD (NPI 1477526879) is an individual obstetrics & gynecology provider in Washington, District Of Columbia, licensed in District Of Columbia (MD30320) and active in the NPI registry since February 2006. She is enrolled in Medicare PECOS and is a graduate of George Washington University School Of Medicine (1993).

NPPES Registry Identity

NPI1477526879
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameDR. NANCY D GABACredential: MD
Location Address2150 PENNSYLVANIA AVE NW, MEDICAL FACULTY ASSOCIATES INCWashington, DC 20037
Mailing Address2150 Pennsylvania Ave Nw, Ste 10-409aWashington, DC 20037 · (202) 741-3398 · Fax (202) 741-3396
Phone(202) 741-2500
Fax(202) 741-2550
Sole ProprietorNo
Medical School CMSGeorge Washington University School Of MedicineGraduated 1993
Enumeration DateFebruary 8, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1477526879 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License✔ Licensed in DC · MD30320
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
2150 PENNSYLVANIA AVE NW, Washington, DC 20037
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Nancy D Gaba Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID8022206960
PECOS Enrollment IDI20101220000773
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Cervical or vaginal cancer screening; pelvic and clinical breast examination G0101
This procedure involves checking for health issues in the lower abdomen and chest area. It helps identify early signs of certain conditions, increasing the chance for successful treatment. It's a routine check-up that's important for maintaining good health.
23 services23 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20037 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$147.85 typical visit price
range $65.18 – $194.86
Typical copayment $36.96 (range $16.29 – $48.71)
Most-billed visit code 99204
Established Patient
$80.66 typical visit price
range $21.40 – $158.88
Typical copayment $20.16 (range $5.35 – $39.72)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

LEI DU LYNN M.D.
Internal Medicine
2150 PENNSYLVANIA AVE NW, SUITE 5-416
WASHINGTON, DC 20037
District of Columbia (202) 741-2574
NIRAJ RAJU GOWDA MD
Student in an Organized Health Care Education/Training Program
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-3000
DR. ELLEN CURTIN MURPHY MD
Obstetrics & Gynecology (Obstetrics)
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-2500
DR. CHRISTOPHER DAVID BADGER MD
Student in an Organized Health Care Education/Training Program
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-3000
DR. MONICA MARIA MANRIQUE CASTRILLON MD
Student in an Organized Health Care Education/Training Program
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-3000
DR. STEVEN JOSEPH RALSTON MD
Obstetrics & Gynecology (Maternal & Fetal Medicine)
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-2500
ROBERT STEVEN SIEGEL M.D.
Internal Medicine (Hematology & Oncology)
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-3333
JAMES DAVID KATZ M.D.
Internal Medicine (Rheumatology)
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-2222

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Nancy Gaba's NPI number?

The NPI number for Nancy Gaba is 1477526879. It was assigned to this individual provider in the NPPES registry on February 8, 2006.

Where is Nancy Gaba located?

Nancy Gaba practices at 2150 Pennsylvania Ave NW Medical Faculty Associates Inc, Washington, DC 20037. The listed phone number is (202) 741-2500.

What is Nancy Gaba's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Nancy Gaba enrolled in Medicare?

Yes. Nancy Gaba is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Nancy Gaba was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 29 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.